diff options
Diffstat (limited to 'arch/s390/kernel/time.c')
| -rw-r--r-- | arch/s390/kernel/time.c | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c index 06bcfa636638..326cb8f75f58 100644 --- a/arch/s390/kernel/time.c +++ b/arch/s390/kernel/time.c @@ -68,10 +68,10 @@ EXPORT_SYMBOL(s390_epoch_delta_notifier); unsigned char ptff_function_mask[16]; -static unsigned long long lpar_offset; -static unsigned long long initial_leap_seconds; -static unsigned long long tod_steering_end; -static long long tod_steering_delta; +static unsigned long lpar_offset; +static unsigned long initial_leap_seconds; +static unsigned long tod_steering_end; +static long tod_steering_delta; /* * Get time offsets with PTFF @@ -80,10 +80,12 @@ void __init time_early_init(void) { struct ptff_qto qto; struct ptff_qui qui; + int cs; /* Initialize TOD steering parameters */ tod_steering_end = tod_clock_base.tod; - vdso_data->arch_data.tod_steering_end = tod_steering_end; + for (cs = 0; cs < CS_BASES; cs++) + vdso_data[cs].arch_data.tod_steering_end = tod_steering_end; if (!test_facility(28)) return; @@ -96,7 +98,7 @@ void __init time_early_init(void) /* get initial leap seconds */ if (ptff_query(PTFF_QUI) && ptff(&qui, sizeof(qui), PTFF_QUI) == 0) - initial_leap_seconds = (unsigned long long) + initial_leap_seconds = (unsigned long) ((long) qui.old_leap * 4096000000L); } @@ -222,7 +224,7 @@ void __init read_persistent_wall_and_boot_offset(struct timespec64 *wall_time, static u64 read_tod_clock(struct clocksource *cs) { - unsigned long long now, adj; + unsigned long now, adj; preempt_disable(); /* protect from changes to steering parameters */ now = get_tod_clock(); @@ -362,10 +364,11 @@ static inline int check_sync_clock(void) * Apply clock delta to the global data structures. * This is called once on the CPU that performed the clock sync. */ -static void clock_sync_global(unsigned long long delta) +static void clock_sync_global(unsigned long delta) { unsigned long now, adj; struct ptff_qto qto; + int cs; /* Fixup the monotonic sched clock. */ tod_clock_base.eitod += delta; @@ -378,10 +381,13 @@ static void clock_sync_global(unsigned long long delta) -(adj >> 15) : (adj >> 15); tod_steering_delta += delta; if ((abs(tod_steering_delta) >> 48) != 0) - panic("TOD clock sync offset %lli is too large to drift\n", + panic("TOD clock sync offset %li is too large to drift\n", tod_steering_delta); tod_steering_end = now + (abs(tod_steering_delta) << 15); - vdso_data->arch_data.tod_steering_end = tod_steering_end; + for (cs = 0; cs < CS_BASES; cs++) { + vdso_data[cs].arch_data.tod_steering_end = tod_steering_end; + vdso_data[cs].arch_data.tod_steering_delta = tod_steering_delta; + } /* Update LPAR offset. */ if (ptff_query(PTFF_QTO) && ptff(&qto, sizeof(qto), PTFF_QTO) == 0) @@ -394,7 +400,7 @@ static void clock_sync_global(unsigned long long delta) * Apply clock delta to the per-CPU data structures of this CPU. * This is called for each online CPU after the call to clock_sync_global. */ -static void clock_sync_local(unsigned long long delta) +static void clock_sync_local(unsigned long delta) { /* Add the delta to the clock comparator. */ if (S390_lowcore.clock_comparator != clock_comparator_max) { @@ -418,7 +424,7 @@ static void __init time_init_wq(void) struct clock_sync_data { atomic_t cpus; int in_sync; - unsigned long long clock_delta; + unsigned long clock_delta; }; /* @@ -538,7 +544,7 @@ static int stpinfo_valid(void) static int stp_sync_clock(void *data) { struct clock_sync_data *sync = data; - unsigned long long clock_delta, flags; + u64 clock_delta, flags; static int first; int rc; @@ -720,8 +726,8 @@ static ssize_t ctn_id_show(struct device *dev, mutex_lock(&stp_mutex); if (stpinfo_valid()) - ret = sprintf(buf, "%016llx\n", - *(unsigned long long *) stp_info.ctnid); + ret = sprintf(buf, "%016lx\n", + *(unsigned long *) stp_info.ctnid); mutex_unlock(&stp_mutex); return ret; } @@ -794,7 +800,7 @@ static ssize_t leap_seconds_scheduled_show(struct device *dev, if (!stzi.lsoib.p) return sprintf(buf, "0,0\n"); - return sprintf(buf, "%llu,%d\n", + return sprintf(buf, "%lu,%d\n", tod_to_ns(stzi.lsoib.nlsout - TOD_UNIX_EPOCH) / NSEC_PER_SEC, stzi.lsoib.nlso - stzi.lsoib.also); } |